bdaejec | ad64119219a26c623ff3d4a59446ca743c810496497d6c0841b7831198a6e17c

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 12:35

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General

Target

2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe
Size

35KB
MD5

d6900a27e232f90185004870ab2ac8ec
SHA1

7aaac19fd1794462141bcfb2b40b747a43abef0b
SHA256

ad64119219a26c623ff3d4a59446ca743c810496497d6c0841b7831198a6e17c
SHA512

47d4b88a49a92dcb7d013d4bd5409b2157812776781a0981b0003af69e67c54c72daae1a2c6c2a6a5a11199018e0a1589906b284690544abbeceee2295ee90d7
SSDEEP

768:3wv4s7UUpOvj8u4Mf4MMRt4MtixQGPL4vzZq2o9W7GsxBbPr:3wvvoqO4uP87s2GCq2iW7z

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2800-46-0x0000000000E30000-0x0000000000E39000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000a000000012263-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2800	DCkshc.exe

Loads dropped DLL 2 IoCs

pid	Process
2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe
2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	DCkshc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmiregistry.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmiregistry.exe	DCkshc.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	DCkshc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CNFNOT32.EXE	DCkshc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	DCkshc.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	DCkshc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	DCkshc.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmid.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\policytool.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	DCkshc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	DCkshc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	DCkshc.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	DCkshc.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\IEContentService.exe	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	DCkshc.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	DCkshc.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	DCkshc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DCkshc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2800	2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe	30
PID 2172 wrote to memory of 2800	2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe	30
PID 2172 wrote to memory of 2800	2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe	30
PID 2172 wrote to memory of 2800	2172	2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe	30
PID 2800 wrote to memory of 1120	2800	DCkshc.exe	31
PID 2800 wrote to memory of 1120	2800	DCkshc.exe	31
PID 2800 wrote to memory of 1120	2800	DCkshc.exe	31
PID 2800 wrote to memory of 1120	2800	DCkshc.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-17_d6900a27e232f90185004870ab2ac8ec_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\DCkshc.exe
  C:\Users\Admin\AppData\Local\Temp\DCkshc.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\52dd107b.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\K0PVW9XR\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\43860A61.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\52dd107b.bat

Filesize
187B

MD5
07d1d611901a4dabb95fca2b87e1dad9

SHA1
504b2c3fb0a3c3432adf08f8eeabf7c7ed2cc4ad

SHA256
2d9d617796c0c8a796cc4ed394d1dca53c348c735d141ede1f53b153bc54602d

SHA512
759ca5a66c750c966529cdc142406a8c369a77ab94f91375c7c77595a8a6280656fc1aee327fb4b9838f81e19c54697390e95b69ef118f1ffba3d14fed09c95a

Download Submit
\Users\Admin\AppData\Local\Temp\DCkshc.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2172-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2172-3-0x0000000000240000-0x0000000000249000-memory.dmp

Filesize
36KB

Download
memory/2172-48-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2800-46-0x0000000000E30000-0x0000000000E39000-memory.dmp

Filesize
36KB

Download